Home / 65,075.48-97,621.12-18,328.36

Finding the Fourth Proportional to 65,075.48, 97,621.12 and 18,328.36

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Solution

The fourth proportional to 65,075.48, 97,621.12 and 18,328.36 is: 27,494.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,075.48 : 97,621.12 = 18,328.36 : x
  2. Step 2: Convert to fraction form
    65,075.48/97,621.12 = 18,328.36/x
  3. Step 3: Cross multiply
    65,075.48x = 97,621.12 × 18,328.36
  4. Step 4: Simplify right side
    65,075.48x = 1,789,235,027.23
  5. Step 5: Solve for x
    x = 1,789,235,027.23/65,075.48
  6. Step 6: Final answer
    x = 27,494.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.